Lenovo RD540 manual System board components

	7	8	9	10	11
32					12
31
30					13
29
28
27					14
26
25
24					15
23		16
22
21
20		17
19	18

Figure 29. System board components

	Front panel connector		Redundant power supply connector 2
1		17
	Internal USB connector 1		Backplane power connector 1
2		18
	Internal USB connector 2		Memory slots (4)
3		19
	Intelligent Diagnostics Module connector		System fan 8 connector
4		20
	Front VGA connector		System fan 7 connector
5		21
	SATA connector 0		Microprocessor 2
6		22
	Platform Controller Hub (PCH)		System fan 6 connector
7		23
	System board battery		Memory slots (4)
8		24
	Internal USB Type A connector 1		System fan 5 connector
9		25
	ThinkServer Management Module Premium		Memory slots (6)
10		26
connector
	Internal USB Type A connector 2		System fan 4 connector
11		27
	ThinkServer Trusted Platform Module connector		System fan 3 connector
12		28
	ThinkServer Management Module		System fan 2 connector
13		29
	Riser card assembly 1 slot		Microprocessor 1
14		30
	Riser card assembly 2 slot		Memory slots (6)
15		31
	Redundant power supply connector 1		System fan 1 connector
16		32

Chapter 3. Product overview 39